291474976

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{53897}}^1$

素因数の和:53933

約数の個数: 36

約数和(自身を含む): 621390042

約数和(自身を除く): 329915066

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 53897, 107794, 215588, 431176, 700661, 862352, 1401322, 1724704, 2802644, 5605288, 9108593, 11210576, 18217186, 22421152, 36434372, 72868744, 145737488, 291474976]

約数ペア:

[(1, 291474976), (2, 145737488), (4, 72868744), (8, 36434372), (13, 22421152), (16, 18217186), (26, 11210576), (32, 9108593), (52, 5605288), (104, 2802644), (169, 1724704), (208, 1401322), (338, 862352), (416, 700661), (676, 431176), (1352, 215588), (2704, 107794), (5408, 53897)]